There is a message becoming increasingly common in industrial automation:
Take a PLC course, learn ladder logic, become a PLC programmer, and start making great money.
There is some truth inside that …
Read MoreOne of the most confusing topics for many automation technicians is sinking and sourcing.
You may hear people say:
PNP sensorNPN sensorSourcing inputSinking inputCurrent sourcingCurrent sinking
At first, it sounds complicated. But the …
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